Seema Verma, the administrator for HHS' Centers for Medicare & Medicaid Services, blocked a move by the state of Idaho that would have undermined Obamacare.
Verma said that Idaho's new plan to let insurers sell plans that did not comply with Obam

WASHINGTON (Reuters) - A U.S. government agency on Thursday said Idaho could not allow health insurers to sell plans that do not comply with Obamacare, a sign that the Trump administration will enforce the law even as it takes regulatory actions to weaken

Republicans in Congress spent much of 2017 seeking to repeal and replace the Affordable Care Act. After repeated attempts failed, they celebrated a victory with the passage of the Tax Cuts and Jobs Act of 2017.